TY  - BOOK
AU  - Powell,M.J.D (ed)
TI  - Nonlinear optimization 1981. procs. NATO., cambridge, july 1981
T2  - NATO conference series II
SN  - 0125638604
U1  - 15.01 
PY  - 1982///
CY  - London
PB  - Academic Press
ER  -